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Theory and Modern Applications

Table 7 The errors for the RBF collocation method in two norms

From: Error estimate of a high accuracy difference scheme for Poisson equation with two integral boundary conditions

h

κ(A)

\(\|u-U_{\mathrm{RBF}}\|_{2}\)

ratio

\(\|u-U_{\mathrm{RBF}}\|_{\infty}\)

ratio

1/16

1.4646e+09

1.3794e–03

–

1.7503e–02

–

1/32

3.9473e+14

6.9637e–05

19.81

1.5305e–03

11.44

1/64

3.5329e+21

1.0098e–06

68.96

2.0507e–05

74.63

1/128

1.8454e+22

8.4855e–04

0.00

8.2442e–03

0.00